Franco Mastantuono. The 17-year-old, who will join in August upon turning 18 as per FIFA rules, has signed a six-year contract at the

River Plate have confirmed the cost of Real Madrid’s acquisition of midfielder Franco Mastantuono was higher than just his release clause. Mastantuono, widely hailed as one of the world’s top young talents,

Real Madrid have signed River Plate star Franco Mastantuono, the LaLiga club has announced. Mastantuono, 17, is with River in the United States for the Club World Cup, and will join Madrid in August.